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Romania address format, validation, & examples

How to write a Romanian address

Dracula may skip over you since you’ve decided to learn about how to address a letter to Romania. From his tower in Transylvania, he’ll be able to see that you’re trying your best to mail him (and clients and family members) a bottle of Țuică to say “salut” (hello). Take a look at our Romanian address examples here and try our suite of address validation tools for addresses in Romania below. Just enter an address, and we'll format, standardize, and validate it faster than you can say “Bucharest.”

This guide will also help you understand how Romanian address validation and verification work, whether you’re sending mail or processing address data programmatically via an API.

Now, let's get into the basics of the Romanian address format. The Romanian format for shipping or mailing addresses should be written as follows:

  1. Addressee line - The recipient's full name, using appropriate titles for the region.
  2. Street name and building number - The street name, followed by the building number, goes on this line. No separating punctuation is needed between the two.
  3. City - Next, the city goes on its own line.
  4. COUNTRY - Write “ROU” in all caps on the last line.
Romania mailing address format example on an envelope

Valid Romania address examples

Address validation and verification in Romania

Romanian address data can look correct on the surface and still contain missing, inconsistent, or unusable information. Address validation in Romania helps standardize those details into a more reliable format, while address verification compares the address against trusted data to confirm it represents a real location.

Accurate Romanian addresses can support cleaner customer records, smoother deliveries, better billing data, more reliable logistics, and fewer manual corrections across downstream systems.

A Romanian address verification API can automate this process. Instead of checking records individually, organizations can validate Romanian addresses as they’re entered, imported, or processed, helping catch questionable data earlier in the workflow.

Whether you're managing a customer-facing form or a database containing millions of records, Romanian address validation can help improve consistency and reduce operational problems caused by poor address data.

Smarty address validation tools for Romania

Smarty® offers businesses multiple ways to verify, standardize, and format Romanian addresses, tailored to their volume and technical needs.

For quick Romanian address lookups, the international single address verification tool lets you check one record at a time. If you're cleaning or reviewing a large dataset, the bulk address validation tool can process multiple addresses at once. Developers can also use the International Street Address API to build Romanian address verification directly into applications, websites, internal systems, and automated workflows.

Smarty supports address validation in Romania as part of its international coverage across 250+ countries and territories. That means organizations can use the same platform for Romanian address data and other global markets without creating a separate process for every country.

Postal information

Romania's national postal system, "Posta Romana," was established in 1399. The organization manages a substantial network, indicative of its role as a major postal service provider in the region.
Administrative area types and count
41 counties and 1 municipality
Administration area names and abbreviations

Alba – AB
Arad – AR
Argeş – AG
Bacău – BC
Bihor – BH
Bistriţa-Năsăud – BN
Botoşani – BT
Braşov – BV
Brăila – BR
Buzău – BZ
Caraş-Severin – CS
Călăraşi – CL
Cluj – CJ
Constanţa – CT
Covasna – CV
Dâmboviţa – DB
Dolj – DJ
Galaţi – GL
Giurgiu – GR
Gorj – GJ
Harghita – HR
Hunedoara – HD
Ialomiţa – IL
Iaşi – IS
Ilfov – IF
Maramureş – MM
Mehedinţi – MH
Mureş – MS
Neamţ – NT
Olt – OT
Prahova – PH
Satu Mare – SM
Sălaj – SJ
Sibiu – SB
Suceava – SV
Teleorman – TR
Timiş – TM
Tulcea – TL
Vaslui – VS
Vâlcea – VL
Vrancea – VN

Term to describe postal codes
cod poștal
Postal code in language
cod poștal
Postal code format
999999
Postal service provider and website

Country information

Since you know so much about the Romanian address format, maybe you’re ready to hike the Carpathian Mountains. No? Oh. We get it… You need MORE information on Romanian address formatting before feeling comfortable with that. No worries. We’ve got you covered.

Country/territory name
Romania
ISO3
ROU
ISO 3166-1 alpha-2 country code
RO
ISO 3166-1 alpha-3 country code
ROU
ISO 3166-1 numeric country code
642
Endonym
Romania
Total land area
238,391 KM²
Capital
Bucharest
Other major cities
Cluj-Napoca, Timisoara, Iasi

Population information

Total population
19,056,116 (2023)
Urban / rural distribution
55% / 45%
Urban population
10,480,864
Rural population
8,575,252
Official language
Romanian
All languages spoken
Romanian, English, French, Hungarian
Most commonly used postal language
Romanian
Now that you've seen our Romanian address examples and have become a wizard at Romania address formats, why not expand your expertise even further? Explore our detailed guides for related countries and territories to see how their address formats and examples vary.
Visit the global address formats page or Europe address formats page for more information on all the other countries and territories we cover. You can also read our article about international address verification to learn more.
*Data updated as of October 12, 2026

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