Hold the Mustard Postcards
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Hold the Mustard Postcards manufactures and distributes postcards to local retailers. Available themes include map cards, language cards and photo cards. The corporate office is located in the Claremont section of Berkeley Hills. The company website features a visual display of the entire product line.
2936 Domingo Ave, Berkeley, CA 94705
- Hours: Mon - Fri, 9am - 5pm; Sat, Sun, closed