This free Uruguayan phone number checker shows whether a number is valid.
A Uruguayan phone number checker tells you whether a number is real, which means it follows Uruguay's numbering rules and is assigned. Enter a +598 number above and 1Lookup's free checker returns valid or invalid in seconds, with the line type and country, checked against Uruguay's numbering plan.
Pick the country, then enter the number without the country code.
Free & rate-limited. No signup required to try.
- Country code
- +598
- Mobile numbers
- 8 digits after +598, starting 9
- Landlines
- 8 digits after +598, starting 2 or 4, such as +598Â 2XXXÂ XXXX
- Written at home
- 094 231 234
- Written for apps and SMS
- +59894231234
- Dialed from the US
- 011 598 94 231 234
A Uruguayan mobile number is +598 followed by 8 digits, and the first one is 9.
Written with the country code
- +598Country code
- 9Mobile start
- 4 231 2347 more digits
The +598 comes before the number and is dropped when you dial inside Uruguay.
A Uruguayan phone number checker reads a number's format first and then checks it against Uruguay's numbering plan.
This is the path one check takes. A number can be written correctly and still not be assigned to anyone, so the format check alone is not the answer.
- You enter the numberType it the way it is written at home, such as 094 231 234, or paste it with +598.
- Its format is checkedEach type of number has its own rules. A mobile needs 8 digits after +598 and starts with 9 after +598.
- It is checked against the numbering planNumbers outside the US and Canada are checked against the numbering plan of their country, which for this page is Uruguay's.Nothing is sent to the number, so it never rings and its owner is never told.
- You see valid or invalidWith the line type and country in a few seconds, and the carrier or network where one is listed.
A Uruguayan mobile number has 8 digits after +598 and starts with 9, so any other length is not a valid mobile.
These lengths come from the numbering data for Uruguay. Written at home, a mobile number starts with a 0 and a landline number does not. The numbering data also lists a few landline numbers starting 1770, 1920, 1987 and 1997, which this page leaves out.
| Number type | Starts with after +598 | Digits after +598 | Written at home |
|---|---|---|---|
| Mobile | 9 | 8 | 094 231 234 |
| Landline | 2 or 4 | 8 | 2XXX XXXX |
Three common mistakes make a Uruguayan number fail the check, and each one is quick to fix.
Repeating +598 adds digits.
Write +598 94 231 234 once, with the country code at the front.
Typing too few or too many digits makes a number invalid.
A mobile number has 8 digits after +598. With 7 or 9 it cannot be a valid mobile, so look for a missing or doubled digit.
Leaving the wrong country selected changes how the number is read.
The checker reads a number by the rules of the country selected above, so keep Uruguay selected for a +598 number. Paste a number with its + and country code and the country is read from the number itself.
These are the questions people ask most about checking Uruguayan phone numbers.
How do I check if a Uruguayan phone number is valid?
Enter the number in the box above with Uruguay selected. The free checker returns valid or invalid in seconds, with the line type and country. Type it the way it is written at home, such as 094 231 234, or in full as +598 94 231 234.
How many digits is a Uruguayan phone number?
A mobile number has 8 digits after +598. A landline has 8 digits after +598, such as +598 2XXX XXXX.
What does a Uruguayan mobile number start with?
Written with +598, mobile numbers start with 9. Written at home, a mobile number starts with a 0 and a landline number does not. The numbering data also lists a few landline numbers starting 1770, 1920, 1987 and 1997, which this page leaves out.
How do I write a Uruguayan number for an app or an SMS tool?
Use the E.164 form: a plus sign, 598, then the number and no spaces, such as +59894231234.
Does the Uruguayan phone number checker show the carrier?
It shows the carrier or network where one is listed. Numbers outside the US and Canada are checked against the numbering plan of their country rather than live carrier data, so some come back with no carrier name.
Does valid mean the Uruguayan number is active?
No. Valid means the number is real, correctly written for Uruguay and assigned. Whether a line is switched on and reachable right now is a different question, and the free HLR lookup answers it.
Can I check a whole list of Uruguayan phone numbers?
Yes. This free tool checks one number at a time. A 7-day free trial opens CSV upload and the API, at 1 credit a number.
Does the person know I checked their number?
No. The check reads records only. No call or text goes to the number, so its owner is never told.
What are the landline area codes of Montevideo, Salto and Rivera?
The codes are 2 for Montevideo, 473 for Salto and 462 for Rivera. From abroad you dial +598 and then the code, so Montevideo is +598 2. The area code is part of the digits of a landline number.
You can check numbers from other countries on their own pages.
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These free tools answer the next question about a number.
- The +598 country code pageHow to dial Uruguay, the time there now and the landline places.
- HLR lookupCheck whether a mobile number is switched on and reachable right now.
- Line type lookupSee whether a number is a mobile, a landline or VoIP.
- Carrier lookupFind the carrier or network behind a number.
- Phone validator for any countryThe same check with the country picker open to every country.
- Phone validation APIRun the same check from your own software, one request per number.
Sources: Google's libphonenumber numbering data for lengths, mobile starts and landline starts, as of September 24, 2026; the ITU list of country codes.