This study examined the impact of market penetration strategies (specifically price adjustment, promotional intensification, and service differentiation) on competitive performance in the telecommunications market in Abuja. Employing a descriptive survey design, the research targeted a population of 1050 telecommunications professionals, from which a sample of 284 respondents were selected using stratified random sampling. Data were collected via structured questionnaires and analysed using descriptive statistics, correlation analysis, and multiple regression techniques. Empirical results revealed that all three market penetration strategies significantly influenced competitive performance, with price adjustment (β = 0.323, p < 0.000), promotional intensification (β = 0.126, p < 0.000), and service differentiation (β = 0.094, p < 0.003) showing positive relationships. The model explained 62.7% of the variance in competitive performance (R² = 0.627). Findings indicate that price adjustment is the strongest predictor of competitiveness, followed by promotional efforts and service differentiation. The study concludes that effective implementation of these strategies is crucial for sustaining competitiveness in Abuja’s telecommunications sector. It recommends that firms continuously evaluate and adapt pricing models, intensify promotional campaigns, and innovate service offerings to meet evolving consumer needs. Policymakers should also support regulatory frameworks that foster competitive pricing and service quality, ensuring a dynamic and consumer-friendly telecommunications environment.