571-638

You are reviewing the Area Code (NPA/NXX) report for 571-638. Did you mean to search the SMS short code 571638?

Lookup Phone Number

Enter Phone Number: Lookup

Raw Number	571638
Basic Format	571-638
NPA (Area Code)	571
NXX	638

Call Routing Data

NPA-NXX-X	OCN	Company	Rate Center	Use Type	Assign Date	City	State	Region	Block Effective Date
571-638-0XXX	624H	ONVOY SPECTRUM, LLC	HERNDON	AS	07/18/2023	HERNDON	VA	MA	08/15/2023
571-638-1XXX	624H	ONVOY SPECTRUM, LLC	HERNDON	AS	07/18/2023	HERNDON	VA	MA	08/15/2023
571-638-2XXX	624H	ONVOY SPECTRUM, LLC	HERNDON	AS	07/18/2023	HERNDON	VA	MA	08/15/2023
571-638-3XXX	624H	ONVOY SPECTRUM, LLC	HERNDON	AS	07/18/2023	HERNDON	VA	MA	08/15/2023
571-638-4XXX	624H	ONVOY SPECTRUM, LLC	HERNDON	AS	07/18/2023	HERNDON	VA	MA	08/15/2023
571-638-5XXX	138E	ONVOY, LLC - VA	HERNDON	AS	07/27/2023	HERNDON	VA	MA	08/24/2023
571-638-6XXX	7529	TELEPORT COMMUNICATIONS AMERICA, LLC - DC	HERNDON	AS	05/05/2023	HERNDON	VA	MA	07/08/2023
571-638-7XXX	138E	ONVOY, LLC - VA	HERNDON	AS	07/27/2023	HERNDON	VA	MA	08/24/2023
571-638-8XXX	138E	ONVOY, LLC - VA	HERNDON	AS	07/27/2023	HERNDON	VA	MA	08/24/2023
571-638-9XXX	4036	NEW CINGULAR WIRELESS PCS, LLC - DC	HERNDON	AS	07/07/2023	HERNDON	VA	MA	08/06/2023
571-638-XXXX	7529	TELEPORT COMMUNICATIONS AMERICA, LLC - DC	HERNDON	AS	05/05/2023	HERNDON	VA

---