Phone numbers in Toa Alta, Puerto Rico
Toa Alta has 5 phone prefixes in area codes 787, 939.
Biggest holders: Liberty Communications Of Puerto Rico, Puerto Rico Tel, Liberty Mobile Puerto Rico. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 20%
- Local phone company 20%
- Internet / business phone carrier 20%
- Phone company 40%
Every prefix in Toa Alta
Search the first six digits of a number in this list. If it's here, the number started in Toa Alta with the carrier shown. If it isn't, check the Puerto Rico page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 787-545 | Liberty Communications Of Puerto Rico | Phone company | – |
| 787-870 | Puerto Rico Tel | Local phone company | – |
| 939-380 | Liberty Mobile Puerto Rico | Mobile carrier | 2024 |
| 939-545 | Liberty Communications Of Puerto Rico | Phone company | 2015 |
| 939-739 | Neutral Tandem | Internet / business phone carrier | 2020 |
Most prefixes are pooled: the 10,000 numbers in each are handed out in blocks of 1,000 to different carriers, and people can also take their numbers to another carrier. So the carrier shown is where the prefix started, not a guarantee about any one number. Source: NANPA central office code records, 2026-10-10.