| DOHRING COMPANY 555 N BRAND BLVD 20TH FLR GLENDALE, CA 91203 USA Phone: 800-242-8022 | |
| NEWSPAPER ASSN OF AMERICA 1994A WOODWARD AVE #161 BLOOMFIELD HILLS, MI 48302 USA Phone: 248-373-2308 | |
| POLK 26955 NORTHWESTERN HWY SOUTHFIELD, MI 48034 USA Phone: 810-236-3240 | |
| POSITIVE MARKETING IMPACT 114 WEST 5TH AVE ARKANSAS CITY, KS 67005 USA Phone: 800-448-4764 | |
| TRENDTRACK 550 N. BRAND BLVD. 20TH FL. GLENDALE, CA 91203 USA Phone: 800-242-8022 | |
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