1st National Processing Contact Information

Contact & Support Information

New York Office (Main Branch)
Office Hours:	Mon-Fri 9:00 AM – 6:00 PM EST
Sales:	877.964.1622
Fax:	516.921.9488
Support:	516.921.9445
24 Hour Help Desk:	800.228.0210
On-Call Techs:	917.577.6237
	917.577.3149
Email Contacts:	Sales
	Merchant Support
Address:	1st National Processing 40 Underhill Blvd. Suite 2G Syosset, NY 11791
Michigan Office
Toll Free:	866.964.1622
Direct:	231.941.4200
Fax:	231.941.4204
Address:	1st National Processing P.O. Box # 8 2989 East Bellinger #8 Cedar MI, 49621-0008