Call Center
Discover what a call center is, how it works, types of call centers, and best practices for running a successful call center operation. Learn about inbound, out...

Call volume measures inbound calls in call centers, impacting workload, staffing, and costs. High volume occurs when calls exceed predicted levels. Solutions include adding support channels, developing self-help resources, optimizing IVR, and offering callbacks.
Call volume is a call center metric used to measure the number of inbound calls in a given period. Call center volume is usually measured in different time intervals – hourly, daily, or weekly. Many contact centers categorize call volume into the total number of telephone calls handled by an agent and the total number of calls handled by an automated system (e.g., IVR).
Call center managers put a lot of focus on call volume for several reasons:
Your call center is experiencing high call volume (also called a call volume spike) when the number of your inbound calls is significantly higher than the predicted volume. That basically means the number of incoming calls is more than the actual volume your call center representatives can efficiently handle without compromising your customer satisfaction levels.
Research indicates that the industry standard for high call volume is 10% above the normal level. Yet, that figure can be remarkably higher for smaller or medium-sized businesses due to a lack of available staff.
This dramatic increase in the number of incoming customer calls can be short-term or can last for several hours, days, or even weeks. In addition, call volume usually varies by time of day – e.g., a call center could experience heavy call volume during business hours and light call traffic in the evenings. Other than that, a call center can typically be faced with an increased number of call center inquiries due to one or more of these factors:
Many businesses experience these spikes annually during holidays or busy periods specific to their industry (such as the Christmas shopping season for retailers).
Unexpected service outages, website malfunctions, insufficient staff, poorly trained call center operators – that can all lead to increased call volumes.
Massive promo campaigns or new product launches can also cause high call volume spikes.
When call volumes are high, wait times increase, and customer satisfaction drops. Not to mention agents become overwhelmed by a large number of incoming calls and have to work in a stressful environment. This is why high call volume means challenging times for call centers. Here is how businesses can efficiently tackle a high volume of inbound calls utilizing help desk software with a built-in call center:
By integrating more channels into your call center software, you can ensure customers interact with your business on their channel of choice while also preventing high call volume. Consider adding a real-time live chat that can also help you adopt a more proactive communication strategy and reduce the number of incoming inquiries altogether.
Creating accurate and comprehensive self-service resources (like a knowledge base and FAQs) can reduce the need for customers to get on the phone in the first place. This is particularly helpful when agents typically receive repetitive questions over and over again. These questions can be answered in your FAQ section, especially if it’s visible and easily accessible on your website.
Along with automatic call distributor (ACD), Interactive Voice Response (IVR) systems can help businesses gain complete control over the flow of inbound calls by efficiently routing them to the most appropriate agents. In times of high call volumes, you can additionally optimize your IVR by directing callers to your self-help resources and allowing them to leave a voicemail. Doing so can reduce the number of calls agents have to answer.
Call volume spikes can also be eliminated by enabling call back solutions that are available with most call center software. When a caller requests a call back, their phone number is kept in a call queue and automatically dialed once the agent can handle their call.
By keeping close tabs on your call center analytics, you can get a better sense of when call volume spikes occur and how each call center agent performs during busy times. Track key call center metrics and KPIs (such as average handle time, average speed of answer, missed calls) and use this historical data to look for any patterns and trends of spikes in call volume. This will help you plan agent scheduling more efficiently and ensure you have enough staff to meet all your call center service needs.
Managing call volume effectively is crucial for maintaining customer satisfaction and operational efficiency. By understanding what constitutes high call volume, identifying the factors that contribute to spikes, and implementing strategic solutions like multichannel support, self-service resources, and data-driven decision-making, call centers can maintain consistent service quality even during peak periods.
The most successful call centers combine multiple strategies tailored to their specific needs and continuously monitor their performance metrics to adapt and improve their approach over time.
Handle high call volumes with LiveAgent's IVR, callback options, multichannel support, and analytics for optimized staffing decisions.
Call volume is an important call center metric that is defined as the total number of incoming calls a call center or a contact center receives in a given period. Call center managers pay attention to this metric since it dictates scheduling and staffing needs, while mismanaging high call volumes can result in longer call queues, longer hold times, missed or abandoned calls, and ultimately decreased customer satisfaction.
High call volume means that the call center is experiencing more calls than it's typically equipped to handle. In general, the call center industry standard for high call volume is a 10% increase from the average volume. However, for small and mid-sized businesses, that figure can be higher. In addition, call volumes may significantly vary during the day. Call centers can also experience call volume increase due to seasonal spikes (during the holiday season), due to internal issues (e.g., insufficient staff), or marketing initiatives (launching a promo).
Call volume spikes, both unexpected and anticipated, may throw the call center off balance. However, you can reduce and efficiently manage high incoming call volume with certain tactics and strategies: adding more support channels to your contact center, developing extensive self-help resources, optimizing your IVR menus, offering callback, making use of available call center data to make more informed staffing and scheduling decisions.
Call center utilization is typically calculated by dividing the total time agents spend on calls by the total time they are logged in and available to take calls. This calculation helps measure the efficiency of the call center in utilizing its resources. For example, if an agent spends 30 minutes on calls during a 60-minute period, the utilization rate would be 50%. It's important to consider factors such as break times, training, and other non-call related activities when determining total available time for call center agents.
The number of calls by an outbound call center varies due to factors like size, industry served, organizational goals, operation effectiveness, and lead quality. Large centers with high customer interactions may make hundreds to thousands of calls daily, while smaller, targeted ones may make fewer. Without detailed context, providing a specific number is challenging.
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