The Serbia country code is +381 — reaching one of Southeast Europe's fastest-growing tech economies, ~6.6 million Serbians + ~8 million mobile subscriptions across Telekom Srbija (mts), Yettel + A1 Srbija. Home to Nordeus, Microsoft Development Center Serbia + TeleSign — Serbian bank verifications all expect +381.
Serbia was assigned +381 by the ITU — placing it in zone 3 with southern + eastern Europe. Belgrade (Beograd), the capital, uses the area code 011.
Serbia uses the +381 country code, originally assigned to the former Yugoslavia and inherited by Serbia. It sits in ITU zone 3 alongside Croatia +385, Bosnia +387, Slovenia +386, North Macedonia +389, Montenegro +382 + Greece +30. The "381" is unique to Serbia.
Serbia's telecom industry is regulated by RATEL (Regulatory Agency for Electronic Communications and Postal Services). Three mobile carriers: Telekom Srbija (brand mts, the largest, state-owned), Yettel Serbia (formerly Telenor Serbia) + A1 Srbija (formerly Vip mobile). 5G is rolling out across major Serbian cities.
Serbian pozivni brojevi (area codes) are variable length. Belgrade uses <b>011</b>, Novi Sad <b>021</b>, Niš <b>018</b>, Kragujevac <b>034</b>, Subotica <b>024</b>. Serbian mobiles all start with <b>06</b> (060-066, 069) — mts uses 060/064/065/066, Yettel 062/063/069, A1 060/061.
Belgrade is a booming Southeast-European tech hub. Nordeus (maker of Top Eleven, one of the world's biggest mobile football games) was founded in Belgrade in 2010; Microsoft Development Center Serbia is one of Microsoft's largest dev centers outside the US; TeleSign + the roots of Frame/Nutanix all trace to Serbia. Novi Sad hosts the world-famous EXIT Festival, and Belgrade Waterfront is reshaping the capital's skyline.
A Serbian phone number in international format is written as +381 [pozivni broj without 0] [local]. Example: +381 11 123 4567 for Belgrade (011 123 4567 domestic), +381 21 123 456 for Novi Sad, +381 64 123 4567 for an mts mobile.
Serbian mobile numbers all start with 06 (060-066, 069 domestically; +381 6X internationally). Drop the leading 0 internationally. Serbian numbers are variable length — Belgrade 011-numbers are 7 digits + smaller-city numbers can be shorter.
From the Kalemegdan fortress in Belgrade to the Petrovaradin walls in Novi Sad, every Serbian number lives behind a +381. Pick the pozivni broj that matches your customer city.
Every country uses a different exit code before +381. From any mobile, + replaces the exit code — so +381 11 123 4567 works worldwide. Always drop the leading 0 from Serbian numbers.
011011 381 NN NNN NNNN+381 6N NNN NNNN011011 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN00110011 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN010010 381 NN NNN NNNN+381 6N NNN NNNN001001 381 NN NNN NNNN+381 6N NNN NNNN001001 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNN8 108 10 381 NN NNN NNNN+381 6N NNN NNNN00 2100 21 381 NN NNN NNNN+381 6N NNN NNNN0000 381 NN NNN NNNN+381 6N NNN NNNNTip: Serbian mobiles all start with 06 (after dropping 0, that's 6X). Belgrade uses the area code 011; drop the leading 0 to dial +381 11 from abroad. Variable-length numbers — Belgrade 011 has a 7-digit local; smaller cities can be shorter.
+381 reaches Southeast Europe's fastest-rising tech economy + the home of Nordeus, Microsoft Development Center Serbia, TeleSign. Serbian banks + mobile-app verifications all expect +381.
Every Serbian bank (Banca Intesa, OTP banka Srbija, UniCredit Bank Srbija, Raiffeisen banka, AIK Banka, Komercijalna/NLB) + mobile-banking apps require a +381 mobile number to send SMS OTPs + activate two-factor authentication.
A +381 line connects you to the booming Serbian tech scene — Nordeus (Top Eleven), Microsoft Development Center Serbia, TeleSign, Frame/Nutanix roots, HTEC Group, Vega IT + thousands of Belgrade + Novi Sad engineering jobs.
An 011 pozivni broj says "Belgrade — Vračar, Stari Grad, Novi Beograd, Zemun, Zvezdara". A 021 says Novi Sad (EXIT Festival, the IT capital of Vojvodina), and 018 says Niš (Serbia's third city + southern tech corridor).
Serbia sits at the crossroads of the Balkans + the EU corridor X. A +381 number is essential for any business selling into Serbia + reaching the wider Western Balkans market from a single Belgrade base.
Serbia runs on CET (UTC+1) winter, CEST (UTC+2) summer — same clock as Germany, Croatia, Hungary + Austria. As an EU candidate, Serbian business hours align cleanly with the rest of Central Europe.
CallMama routes +381 numbers through RATEL-licensed Serbian carriers — perfect for connecting with the large Serbian diaspora across Germany, Austria, Switzerland, the US + Australia at local Serbian rates.
Pick your pozivni broj — 011 Belgrade, 021 Novi Sad, 018 Niš, 034 Kragujevac — and start calling, texting + receiving bank OTPs from real Serbian customers.
Same six features come standard on every CallMama Serbia number — no upsell tiers, no per-feature charges.
Route any incoming call to your real mobile, a teammate, or voicemail — by schedule, caller, or custom rule.
One-tap recording for client calls and consults. Files store securely in your dashboard for replay or download.
Decide which local number shows on outbound calls so contacts always see a familiar prefix.
Voicemails arrive as audio plus a written transcript in your inbox — read or listen, no missed message.
Send and receive text and image messages from your number — same line works on web, iOS, and Android.
Outbound calls to 200+ countries from the same app. Skip carrier roaming and international add-ons.
From "I want a Serbia number" to making your first call — three taps and you're live.
Choose the area code or city prefix that matches where you sell.
Six-digit confirmation drops into the app. No documents to upload, no waiting room, no callbacks.
Your Serbia line is live. Start dialing, texting, and being reached — exactly the way a local would.
Name, country code, ISO 3166 alpha-2 & alpha-3, exit code, and ITU zone. Filter by continent or search by name or code.
| Country | Code | ISO-2 | ISO-3 | Exit | Zone |
|---|---|---|---|---|---|
| Afghanistan | +93 | AF | AFG | 00 | 9 |
| Albania | +355 | AL | ALB | 00 | 3 |
| Algeria | +213 | DZ | DZA | 00 | 2 |
| American Samoa | +1 | AS | ASM | 011 | 1 |
| Andorra | +376 | AD | AND | 00 | 3 |
| Angola | +244 | AO | AGO | 00 | 2 |
| Anguilla | +1 | AI | AIA | 011 | 1 |
| Antarctica | +672 | AQ | ATA | 00 | 6 |
| Antigua and Barbuda | +1 | AG | ATG | 011 | 1 |
| Argentina | +54 | AR | ARG | 00 | 5 |
| Armenia | +374 | AM | ARM | 00 | 3 |
| Aruba | +297 | AW | ABW | 00 | 2 |
| Australia | +61 | AU | AUS | 0011 | 6 |
| Austria | +43 | AT | AUT | 00 | 4 |
| Azerbaijan | +994 | AZ | AZE | 00 | 9 |
| Bahamas | +1 | BS | BHS | 011 | 1 |
| Bahrain | +973 | BH | BHR | 00 | 9 |
| Bangladesh | +880 | BD | BGD | 00 | 8 |
| Barbados | +1 | BB | BRB | 011 | 1 |
| Belarus | +375 | BY | BLR | 810 | 3 |
011 381 11 123 4567 for Belgrade, or 011 381 64 123 4567 for a Serbian mobile. On any mobile, replace 011 with +.00 381 21 123 456 for Novi Sad. Or use +381 11 123 4567 from any UK mobile.00 381 11 123 4567 for Belgrade. Germany hosts a very large Serbian diaspora, so Germany-Serbia is one of the heaviest calling routes.00 381 21 123 456 for Novi Sad. Croatia +385 + Serbia +381 are neighbouring Western-Balkans codes.+381 [pozivni broj without 0] [local]. Example: +381 11 123 4567 for Belgrade, +381 21 123 456 for Novi Sad, +381 64 123 4567 for a Serbian mobile.One tap to install. One more to call. It really is that simple.