US

Area code 21 — Area (US)

Latest community reports for numbers starting with 21.

Related area codes

201 202 204 205 206 207 208 209

Recently reported

121538332167726 垃圾电话

Spam call with a recorded message about a survey I never signed up for. Ignored it.

Top reported

Sub‑area codes

More specific prefixes within this large region.
210 212 213 214 215 216 217 218 219 21434 21435 21436 21437 21474 21482 21494 21522 21533 21546 21547 21556 21572 21574 21592 21742 21872 21988 214217 214219 214220 214221 214222 214234 214239 214252 214265 214266 214267 214275 214296