Guayama, PR — rate center
- State
- Puerto Rico
- Active prefixes
- 6
- Carriers
- 5
- Pooled prefixes
- 3
- LATA
- 820
In NANP numbering, Guayama, Puerto Rico is a rate center — the anchor point for local numbers. It is reached through 787, 939 (multiple area codes serve it).
6 central-office prefixes are currently anchored to this rate center, held by 5 different carriers. Pooling applies to 3 of them — individual thousands-blocks may belong to different companies.
Routing-wise it sits in LATA 820.
Because 787, 939 all serve this territory, two Guayama numbers can look completely different while being neighbors — check the prefix, not just the area code.
Treat this data as geography of the number, not of the caller: porting, VoIP and caller-ID spoofing all detach the two. When a call matters, hang up and call back through an official number.
Prefixes anchored to Guayama
| Prefix | Code holder | Pooled |
|---|---|---|
| 787-204 | PUERTO RICO TELCO DBA CLARO PUERTO RICO | No |
| 787-592 | WORLDNET TELECOMMUNICATIONS, INC. - PR | Yes |
| 787-686 | LIBERTY MOBILE PUERTO RICO INC. | Yes |
| 787-864 | PUERTO RICO TEL. CO. | No |
| 787-866 | PUERTO RICO TEL. CO. | No |
FAQ
What area code is Guayama, PR?
Guayama is served by 2 area codes — 787, 939 — which overlay the same territory.
How many prefixes does Guayama have?
6 active NXX prefixes are anchored to this rate center in NANPA records, held by 5 carriers.
Is a call from a Guayama prefix really from Guayama?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.