Citizens National Investment Services Citizens National Investment Services Search | Advanced Search | New Members | Coupons and Discounts | All Categories Finance & Insurance >> Investments-Securities Citizens National Investment Services 330 Marshall St., Ste. 110Shreveport, LA 71101 | map | directions 318-629-3925 | fax: 318-629-3019 Member Since: 2015 If your business isn't here, contact us today to get listed!