Hours, Numbers, Locations
 
Main Office
Address/Location:
83 Merrimack Street
Lowell, MA 01852
Phone: 978-328-5100
Toll Free: 866-macomcu (866-622-6628)
Fax: 978-458-8933
Monday: 9:00 a.m. – 4:00 p.m.
Tuesday: 9:00 a.m. – 4:00 p.m.
Wednesday: 9:00 a.m. – 4:00 p.m.
Thursday: 9:00 a.m. – 7:00 p.m.
Friday: 9:00 a.m. – 5:00 p.m.
Saturday: 9:00 a.m. – 12:00 p.m.
Branch Office
Address/Location:
M/A-COM Inc.
100 Chelmsford Street
P.O. Box 3294
Lowell, MA 01853-3294
Phone: 978-656-2700
Fax: 978-656-2716
Monday, Thursday, Friday
9:00 a.m. – 1:00 p.m.
Closed on Tuesday & Wednesday
Branch Office
Address/Location:
M/A-COM Inc.
1011 Pawtucket Boulevard
P.O. Box 3295
Lowell, MA 01853-3295
Phone: (978) 442-5360
Fax: (978) 442-5367
Monday through Thursday
9:00 a.m. – 1:00 p.m.
Friday
9:00 a.m. – 3:00 p.m.
*Please note this branch is not accessible by the public.

Email Us:
Important Numbers:
Direct Deposit R&T #:
211381592
 
Voice Response System:
(978) 458-8931
 
Lost/Stolen VISA Credit Card:
1-800-THE-LINE (24/7 Access)
 
Lost/Stolen M/C Debit Card:
(800) 754-4128
*Please reference Bin #: 545428
 
VISA Automated Line:
(800) 843-5463
 
VISA Card Activation
(within U.S.): (800) 543-5073
 
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