This week, four diversified telecommunication services stocks are improving their overall rating on Portfolio Grader. Each of these rates an “A” (“strong buy”) or “B” overall (“buy”).

inContact, Inc. (SAAS) is making progress this week as its rating of C (“hold”) from last week increases to a B (“buy”) rating this week. inContact provides cloud-based contact center software services and network connectivity in the United States. In Portfolio Grader’s specific subcategory of Sales Growth, SAAS also gets an A. For more information, get Portfolio Grader’s complete analysis of SAAS stock.

This week, FairPoint Communications, Inc. (FRP) pushes up from a C to a B rating. FairPoint Communications provides communications services to residential and business customers. Shares of the stock have been trading at an exceptionally rapid pace, up threefold from the week prior. For more information, get Portfolio Grader’s complete analysis of FRP stock.

Telecom Argentina SA Sponsored ADR (TEO) improves from a C to a B rating this week. Telecom Argentina is a provider of integrated communications that offers fixed and mobile telecommunication services. For more information, get Portfolio Grader’s complete analysis of TEO stock.

This week, Alaska Communications Systems Group, Inc.’s (ALSK) ratings are up from a C last week to a B. Alaska Communications Systems provides integrated communications services primarily in Alaska. For more information, get Portfolio Grader’s complete analysis of ALSK stock.

Louis Navellier’s proprietary Portfolio Grader stock ranking system assesses roughly 5,000 companies every week based on a number of fundamental and quantitative measures. Stocks are given a letter grade based on their results — with A being “strong buy,” and F being “strong sell.” Explore the tool here.