Numbers starting with 650-427 in San Mateo, CA

What stands out about this prefix

This prefix currently has 2 reported numbers on who-called.us. The latest visible activity for this prefix was recorded on Jun 22, 2023.

In the deduplicated comment sample, the most frequent label is ssn scam; other labels include unknown.

The reference data for this prefix points to San Mateo, CA. In the available metadata, this range is labeled as landline. The listed carrier for this prefix is MCI WORLDCOM COMMUNICATIONS. Because this prefix belongs to area code 650, it can also be compared with broader reporting patterns across that area code.

Common themes in recent reports

Themes supported by at least two distinct deduplicated comments include xfinity and xfinity cost trap.

How this prefix is being reported

These categories come from classified user reports tied to numbers starting with 650-427. They help show whether reports cluster around one kind of call or are spread across multiple patterns.

Recent comment examples

The comments below are recent examples from reports tied to numbers starting with 650-427. They add real wording and context that category labels alone cannot show.

Recently reported numbers

The list below shows recently active numbers tied to this prefix.

Related pages