Yauco, PR — rate center

NANPA rate center & CO code data, current as of July 28, 2026.

In NANP numbering, Yauco, Puerto Rico is a rate center — the anchor point for local numbers. It is reached through 787, 939 (multiple area codes serve it).

NANPA records show 4 active prefixes here, held by 3 different carriers. Pooling applies to 2 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 Yauco numbers can look completely different while being neighbors — check the prefix, not just the area code.

Yauco is a small rate center: 4 prefixes across 3 carriers serve it. Small localities like this often keep the same blocks for decades, so the prefix-to-place mapping tends to be stable.

As always with US numbering: a prefix anchored to Yauco tells you where the block was issued. The person calling may have ported the number, moved away, or be spoofing it entirely — verify callers through independently found contact details.

Prefixes anchored to Yauco

FAQ

What area code is Yauco, PR?

Yauco is served by 2 area codes — 787, 939 — which overlay the same territory.

How many prefixes does Yauco have?

4 active NXX prefixes are anchored to this rate center in NANPA records, held by 3 carriers.

Is a call from a Yauco prefix really from Yauco?

Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.